60+ similar titles based on shared tags and player behavior. Themes include Aliens, Sci-fi, Singleplayer, First-Person.
A space customs simulator. Every day, spaceships from different galaxies fly past your tiny asteroid. Tourists, truckers, travelers... Bad news: There are terrorists among them. If you miss even one, your home planet will explode. Good news: You carry a shotgun!
Vixens From Outer Space
A single-player, immersive, story-driven FPS set in a pulpy, erotic sci-fi space opera — inspired by an era when science fiction was bold, messy, and excessive.
Anomalien
You’re a retired lab worker sent to Tulega City, chasing UFOs. Only with a prototype scanner, hunt anomalies, weaken them, and stop the source from spreading before it’s too late.
A single-player, immersive, story-driven FPS set in a pulpy, erotic sci-fi space opera — inspired by an era when science fiction was bold, messy, and excessive.
Why similar: Aliens 26.7%, Space 17.5%, Comedy 15.4%, First-Person 10.9%, Horror 8.3%
You’re a retired lab worker sent to Tulega City, chasing UFOs. Only with a prototype scanner, hunt anomalies, weaken them, and stop the source from spreading before it’s too late.
Why similar: Aliens 46.2%, Space 16.2%, Psychological Horror 10.6%, Horror 9.3%, Sci-fi 7.8%
A man was suddenly abducted by a UFO, and was put through a test by voluptuous Kyonyuu Aliens! 「If you can resist our seduction and get to the exit, we will give up on invading Earth」. The man runs to save the Earth from falling into Kyonyuu Aliens' bottomless cleavage!
Why similar: Aliens 36.6%, Space 18.1%, Sexual Content 16.9%, Hentai 15.9%, Sci-fi 7%
Game inspired by SETI. Take the role of a scientist to find an extraterrestrial signal .Control massive Radio Antennas by using interactive control in your Observatory. Detect , download and decode unknown or story telling signals. Manage and Maintain an electrical system to improve your systems and make it more efficient.
Why similar: Aliens 39.3%, Space 21.9%, Psychological Horror 12.5%, Simulation 10.8%, Horror 7.8%
Explore declassified UFO cases inspired by real Project Blue Book investigations. A first-person horror experience where some sightings were explained — and others were not...
Why similar: Aliens 49.8%, First-Person 14.9%, Psychological Horror 13%, Horror 10.6%, Sci-fi 8.1%
Giedi Satellite takes a job as a wildlife handler on a colossal nature preserve space station that goes awry in comedic and horrific fashion. Become an Alien Wildlife Control Specialist in this horromedy adventure.
Why similar: Aliens 36.4%, Comedy 16.6%, Space 13.1%, First-Person 9.5%, Horror 7.4%
Trapped in darkness, you've lived in fear for as long as you can remember. Now, thirty rooms stand between you and freedom. Each one holds a deadly challenge, but only one path leads forward. One wrong step, and you're lost forever. Open the door!
Why similar: Aliens 34.8%, Psychological Horror 15.7%, Horror 13%, First-Person 12%, Choices Matter 11.7%
In The Greys: Human Abductions, you discover top-secret documents and unsettling alien evidence. As you explore, encounter strange noises, bizarre events, and the chilling possibility of abduction. Will you uncover the truth or become the next victim?
Why similar: Aliens 47.4%, First-Person 12.5%, Horror 11.3%, Psychological Horror 10.5%, Sci-fi 8.5%
You wake alone in a bunker on a desolate alien world, and the mysterious commands on your computer may be the only key to your survival. There's something very big moving outside.
Why similar: Aliens 41%, Psychological Horror 15.4%, Dystopian 10.4%, Sci-fi 9.4%, Horror 6.7%
Extraterrestrials are turning everyone on earth into their bimbo soldiers! They thought they could do the same to you, but they are about to learn how wrong they are! Avoid kinky traps and blast through erotic otherworldly enemies in this retro Boomer Shooter sci-fi FPS... or become a bimbo trying!
Why similar: Sexual Content 30.8%, Aliens 30.7%, Hentai 17.3%, First-Person 7.9%, Space 6.8%
A first-person sci-fi space horror where every mistake can be fatal. Derelict ships. Hostile lifeforms. No second chances. A nonlinear adventure and psychological horror where the player pieces together clues to understand what’s happening — and how to survive.
Why similar: Aliens 30.9%, Space 22.3%, Horror 10.3%, Psychological Horror 8.7%, Sci-fi 8.7%
The humanity succumbed against the power of a aliens intergalactic empire, but managed to organize and establish a resistance army. Join the rebellious seekers of peace and help them defeat the evil that haunts the Earth.
Why similar: Aliens 90.5%, Space 5.9%, Sci-fi 2.1%, Indie 1.5%
Discover how to defend against Neptune’s hostile ecosystem. The inhabitants’ weaknesses are unique for every player and no amount of former knowledge will help you. See how far you can make it into the depths, before your equipment, or your knowledge fails you.
Why similar: Aliens 42.5%, Space 29.2%, Sci-fi 9.2%, Horror 7.9%, First-Person 7%
Camran, nobleman and smuggler, roams the galaxy. As he becomes part of sinister plans, his life is changed for good... Roam the galaxy in this erotic adventure to unravel the plot that will change the universe forever!
Why similar: Aliens 31.5%, Sexual Content 18.1%, Space 17%, Choices Matter 7.3%, Sci-fi 6.5%
Navigate your way through an abandoned lab and uncover its mysteries. Search for useful items such as clothing and important potions. Most importantly, try to resist any temptation that comes your way!
Why similar: Aliens 37.9%, Sexual Content 26.5%, Hentai 19.8%, Horror 9.7%, Sci-fi 3.9%
Who Are You!? is a sci-fi psychological horror experience based on real UFO research. The story centers on Ray Roswell and his internal fight to understand the disappearance of his wife, which may involve an alien abduction.
Why similar: Aliens 42.7%, First-Person 11.3%, Psychological Horror 10.1%, Horror 10%, Sci-fi 6.7%
Universe in Cum 💦 🌎 is an adult Visual Novel About the priggishness of a woman in space.The game begins with the protagonist Natalie flying on a scientific mission to a new planet. Her ship crashes and crashes in an unknown place.
Why similar: Aliens 32.1%, Sexual Content 17.4%, Space 17%, Hentai 14.4%, Sci-fi 6.5%
Galaxy Annihilation is a shoot'em up where we need to protect the planet earth from an impending alien attack.
Trapped in the depths of a top secret alien research facility, Lex must team up with A.I companion 'Chip' and hack her way to freedom. Along the way, she discovers the sinister secrets of the facility and meets the many monstrous creatures contained within.
Why similar: Comedy 22.6%, Aliens 17.3%, Hand-drawn 14%, Horror 11.1%, First-Person 10.7%
Join the Hunter's Academy and face thrilling challenges, make new friends and enemies, and experience love and romance with multiple girls. This game features lots and lots of impregnation and breeding dirty talk, so if that's your thing you'll love it.
Why similar: Aliens 30.3%, Sexual Content 22.8%, Hentai 16.9%, Hand-drawn 13.2%, Sci-fi 5.2%
Discover the true meaning of fear in Alien: Isolation, a survival horror set in an atmosphere of constant dread and mortal danger.
Why similar: Aliens 40.6%, Space 19.3%, Horror 14.2%, First-Person 10%, Sci-fi 9%
Unknown Presence is a first-person adventure horror game where you will witness unexplainable phenomena, from floating orbs to unknown beings. You will explore many locations, from caves all the way up to snowy mountains and everything in between.
Why similar: Aliens 66.9%, Horror 11.5%, First-Person 9.3%, Psychological Horror 4.2%, Multiple Endings 2.6%
South Scrimshaw, Part Two continues the story of one life in a vast alien ocean. It is a richly illustrated experimental visual novel, written in the style of a nature documentary.
Why similar: Aliens 50.6%, Hand-drawn 21.5%, Space 19.6%, Story Rich 4%, Singleplayer 2.6%
In this horror game, you will follow the story of Andrew as he embarks on a journey to reconnect with his past, revisiting childhood memories of searching for his missing father - a passionate UFO researcher and enthusiast.
Why similar: Aliens 48%, Psychological Horror 12.9%, First-Person 12.9%, Horror 11.1%, Sci-fi 5.5%
Prepare Uranus is NSFW Visual Novel, where you're taking control of a bar on the planet Uranus, in which beautiful girls work. You have to improve the economy of your bar, pay off debts to space pirates, unravel the mystery of Black Holes and make Uranus the most popular place in the galaxy!
Why similar: Aliens 33.8%, Sexual Content 20.2%, Hand-drawn 15.1%, Space 14.3%, Choices Matter 6.8%
Only tiny, fragile shuttle between you and open space. Beyond it, wreckages drift in blood-red fog. The longer you’re alone, the less dead the cosmos around feel. Survival isn’t enough. Seek answers, analyze data, examine anomalies. To unveil fog’s secret, every detail matters.
Why similar: Aliens 31.3%, Space 25.3%, Psychological Horror 12.2%, First-Person 8.9%, Horror 8.6%
Short first-person horror experience where you navigate through dark tunnels, hide from a monstrous entity, and uncover the biggest secret of your life.
Why similar: Aliens 48.6%, Psychological Horror 13.1%, Horror 11.5%, First-Person 10.1%, Sci-fi 9.4%
Delusion Out of Space is a Lovecraftian sci-fi horror shooter where you find yourself trapped after audacious experiments conducted by an alien race. As you explore a spaceship, you make choices at critical moments, decisions that will determine your fate and the lives of those around you.
Why similar: Aliens 35.5%, Space 19%, Psychological Horror 9.7%, First-Person 9.7%, Horror 9%
Extraterrestrial invaders have come to take over Earth, and only an elite force of "magical girls" that have been infused with alien superpowers can stop them.
Why similar: Aliens 33.9%, Sexual Content 18.5%, Space 17.2%, Choices Matter 7%, Sci-fi 6.7%
14000000000000000 years in the future our sun is re-discovered by the last remains of humanity looking for any resources left in a dying universe.
Why similar: Aliens 49.9%, Horror 11.5%, Sci-fi 9.6%, First-Person 9.6%, Space 7.2%
Lust Effect [18+] is a first-person shooter with adult content. Explore a space station overrun by xenomorphs, manage resources, uncover spicy memories, and fight for survival in a mix of horror, sci-fi, and lust.
Why similar: Aliens 34.5%, Sexual Content 20.3%, Space 19.3%, Horror 7.8%, Sci-fi 7.3%
Buried in Ice is a first-person horror game with survival and shooter elements. As a Secret Service Agent, you have been assigned to guard and ensure the correct functioning of an Antarctic research base. Can you survive and solve one of the most concealed mysteries of the U.S. Government?
Why similar: Aliens 37.1%, Psychological Horror 11.8%, First-Person 11.8%, Horror 10.4%, Sci-fi 9.5%
Into Death and Beyond is a gripping first-person survival horror game set on the hostile planet XB32-ENT. As bounty hunter Mark Helkins, scavenge for resources, solve puzzles, and confront terrifying mutants. Unravel dark secrets and capture a rogue alien before it hunts you down. Will you survive?
Why similar: Aliens 38.4%, Space 20.4%, Horror 11.5%, Sci-fi 9.3%, Psychological Horror 8.6%
Super Star Adventure is the 1-bit RPG which takes you on a wild ride through deep space gone wrong. Your ship hits a meteor field above Astralis, a rogue planet full of weird tech, weirder ruins, and even weirder creatures. It’s lonely out there, but not quiet.
Why similar: Aliens 46.9%, Space 32.1%, Multiple Endings 5.9%, Singleplayer 5.6%, Choices Matter 4.8%
You are a writer who gets kidnapped by aliens and are taken to a space station run by a mysterious rich backer who selects a single writer from each known intelligent alien species. You are the only human on a writer's retreat space station filled with different alien species.
Why similar: Aliens 34.1%, Space 18.1%, Sexual Content 17.8%, Hentai 16.8%, Sci-fi 6.4%
The game takes place in a world on the brink of destruction. You experience all the horrors of the apocalypse in your own cozy house on the outskirts of a small town. People may knock on your door in need of your help. Will you be able to save them?
Why similar: Hentai 21.1%, Sexual Content 15.5%, Psychological Horror 14.5%, Horror 12.6%, Choices Matter 10.2%
Cringe - eine ganze Menge Cringe, das muss man Erwarten wenn man mit der Murmelmaus das Weltall durchstreift. Wenn wir doch nur etwas zu Knabbern dabei hätten ...
Why similar: Aliens 40.1%, Comedy 19.5%, Hand-drawn 17.3%, Space 14.8%, Sci-fi 6.2%
In Prey, you awaken aboard Talos I, a space station orbiting the moon in the year 2032. You are the key subject of an experiment meant to alter humanity forever – but things have gone terribly wrong. The space station has been overrun by hostile aliens and you are now being hunted.
Why similar: Aliens 29.9%, Space 24.5%, Sci-fi 11.4%, First-Person 10.3%, Horror 9.7%
Return to Planet X is a close combat FPS in which you will have to smash tons of alien bugs.
Why similar: Aliens 33.1%, Space 21.6%, First-Person 12.6%, Horror 9.7%, Sci-fi 7.2%
A horror film in which Shlepa appears in his frightening form. The main character had no idea where he would end up when he first got a job. Now he is forced not to protect, but to survive in a terrible office.
Why similar: Comedy 25%, Hentai 15.6%, Horror 15.3%, Sexual Content 14.3%, First-Person 12.1%
When Haru discovers that his friend, Hiyori, was hiding a huge secret, he’s forced to say goodbye to her. Haru misses Hiyori, however, and he’s determined to see her again – even if he has to travel into the furthest recesses of space to do it.
Why similar: Aliens 47.1%, Comedy 18.7%, Space 16.4%, Simulation 9.2%, Sci-fi 6.5%
Embark on a journey to find a new home for humanity. Forge relationships with women aboard the ship and aliens on exotic planets in this Adults-Only Visual Novel.
Why similar: Aliens 29.2%, Sexual Content 23.4%, Hentai 17.3%, Space 9.6%, Choices Matter 7%
You are the subject of a failed quantum teleportation experiment. Due to a calculation error, you have found yourself in an abandoned complex on planet EC-10013, where dangerous creatures roam—creatures that emerged from the depths of its caves. Can you find a way to escape?
Why similar: Aliens 33.1%, Space 25.4%, First-Person 11.4%, Horror 10.6%, Sci-fi 9.1%
Jimmy Yolks stars in this classic graphic adventure. Waking up on an alien autopsy table, he remembers absolutely nothing except his name. Typical... but who is he? How did he get there? Where did he come from? Dive into this sci-fi comedy to find out.
Why similar: Aliens 36.2%, Comedy 26.4%, Space 21.3%, Sci-fi 9.4%, Story Rich 3%
IN HEAT: Lustful Nights puts you in the role of a newly recruited Security Guard on the tropical paradise of Diamond Straits, a haven for the rich and the degenerate to enjoy the island’s exclusive and revolutionary anthropomorphic entertainers. Welcome to your new career. Happy Hunting.
Why similar: Sexual Content 38.3%, Hentai 22.9%, Horror 12%, Psychological Horror 11.7%, First-Person 6.4%
A 1-8 player co-op sci-fi looter horror game that takes place on a mysterious asteroid belt where players must complete contracts by traveling to exotic planets to kill creatures, find loot, and/or farm planetary materials that they must return to an ominous figure named Sketchy.
Why similar: Aliens 29.1%, Comedy 13.3%, Space 12.9%, First-Person 12.9%, Psychological Horror 10.9%
Well, your team of adventurers has suffered an epic fiasco, and now you're left with neither glory nor money. You need to figure out how to get out of this situation. Onlifans haven't been invented in your world yet, but someone has to be the first. And you happen to have hot companions. 🔥
Why similar: Sexual Content 36.6%, Hentai 15.1%, Comedy 14.9%, Choices Matter 10.6%, Story Rich 4.8%
Missing Pieces is a story-driven adventure in a vibrant alien world, full of hidden secrets, a plethora of languages and a sparkling cast of characters: lovable rogues, heartbroken families, and questionable allies. Find friendship and love, learn about yourself and discover who you really are!
Why similar: Aliens 45.3%, Space 22%, Sci-fi 7.7%, Choices Matter 7.5%, Hand-drawn 7.4%
Play as the socially rejected host of ETRadio, desperate to discover alien life while being mocked for answering hoax sighting calls - until one turns out to be terrifyingly real. When the call comes in, will it be the air that goes dead - or will it be you?
Why similar: Aliens 45.9%, Psychological Horror 14.9%, First-Person 12%, Horror 11.9%, Sci-fi 8.3%
Once sworn enemies, Slavs and Lizards made peace for the glory of the Holy Stand! But can the century-long grudge between them truly be cast aside? Or is it just a calm before the storm?
Why similar: Sexual Content 35.9%, Hentai 23.9%, Comedy 16.6%, Choices Matter 5.9%, Simulation 4.5%
Professor Pancake, the only creator of Pancakes, has been kidnapped by alien thugs and trapped across dangerous dimensions. Gather a crew of up to 5 Astronauts, survive terrifying Aliens, and rescue him before the universe loses its Pancakes forever!
Why similar: Aliens 47.6%, Comedy 20.9%, First-Person 14.1%, Horror 7.7%, Sci-fi 6.3%
Assume the role of a broadcast engineer in a tranquil city. All seems peaceful until the sky above starts to reveal something deeply unsettling.
Why similar: Aliens 53.4%, Psychological Horror 16.8%, Horror 14.9%, Sci-fi 9.5%, Multiple Endings 2.8%
Operator, you have one hour. Remotely control the VENERA 31 rover on the surface of Venus. Tag rocks, dust, and anomalies for computer vision training before battery depletion. For undefined creatures, use tag "HARVESTER". Previous operators reported similar sightings. No further action required.
Why similar: Aliens 30%, Space 24.1%, Psychological Horror 14%, Horror 11.5%, Sci-fi 9%
Sexy Space Airlines is a sci-fi adult idle/clicker game centered around managing a spaceship enterprise. As CEO, your main mission is to discover more routes to expand your business. Encounter our cast of multi-species females and get to know them better to help you manage these routes.
Why similar: Sexual Content 27.8%, Aliens 26.9%, Hentai 19.7%, Space 12.8%, Sci-fi 7%
Ω-SPACE - The last dimension you can reach
Why similar: Aliens 33.6%, Space 25.9%, First-Person 11.7%, Dystopian 11.3%, Sci-fi 7.9%
Our Empire is spreading thin through the galaxy. Your responsibility is to assist your comrades on our newly founded colony. Keep your station operational at all cost. Your pivotal role may shape destiny. And don't forget: Humanity Above All!
Why similar: Aliens 33.9%, Space 19.6%, First-Person 9.7%, Choices Matter 8.6%, Sci-fi 6.9%
An unparalleled alien invasion has overwhelmed the Mining Block Facility on the moon Triton, leaving only death and horror in its wake. You are a mercenary known as Operator8 and you alone have been called in to bring a stop to this fierce attack. Destroy the hive mind at all costs!
Why similar: Aliens 40.3%, Space 20.8%, Psychological Horror 10.8%, First-Person 9.3%, Horror 7.8%
A 4 player co-op horror where you answer distress calls and board spaceships in search of survivors.
Why similar: Aliens 33%, Space 20.5%, First-Person 13.2%, Psychological Horror 13.2%, Horror 11.1%
You & your friends are the deadliest killers in the galaxy – the US Colonial Marines. It’s up to you to not just survive, but wipe out the Xeno infestation.
Why similar: Aliens 58.6%, Space 17.2%, Sci-fi 8.8%, Horror 8.2%, First-Person 5.4%
